Semityphis is an extinct genus of sea snails, marine gastropod mollusks, in the family Muricidae, the murex snails or rock snails.MolluscaBase (2018). Semityphis Martin, 1931 †. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=407537 on 2019-01-06
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